NUT - LOCK (Nissan NI28842-139)

A damaged lock nut can lead to loosening of critical fasteners, risking component separation during operation. This aftermarket replacement part references Nissan catalog number NI28842-139. The lock nut type provides a prevailing torque feature that resists vibration-induced loosening. Without proper locking action, threaded joints may back off, causing misalignment or mechanical failure. In high-vibration environments, a lock nut's nylon insert or deformed threads create friction to maintain clamp load. Verify the serial number or application, then call (562) 693-7748. The part is a hardware nut category item for general fastening applications.

Part number variants: NI28842-139, ni28842-139, NI28842139, ni28842139